November Birthstone Jewellery. Topaz and Citrine are both November Birthstones. The Citrine Gemstone is said to give confidence and positive energy also promotes mental resilience and willpower. Blue Topaz is said to have calming powers and is believed to heal vision ailments. View our collection of Citrine and Blue Topaz Jewellery set with Diamonds in 9K and 18K Gold to get a taste of this beautiful gemstone.